1)110 angle fixed, double clamp 2) size:48.6x48.6mm 1)1100 angle fixed, double clamp2) size:48.6x48.6mm3) High precision metal stamping 4) surface: ele-electro galvanization, hot dip galvanization, self-coloured5) weight:0.395kg6)used for bracing and allowing tubes to be connected 7)OEM service is offered 110 angle fixed coupler